docs: def dafgsr(handle, recno, begin, end):
      """
      Read a portion of the contents of (words in) a summary record in a DAF file.
  
      http://naif.jpl.nasa.gov/pub/naif/toolkit_docs/C/cspice/dafgsr_c.html
  
      :param handle: Handle of DAF.
      :type handle: int
      :param recno: Record number; word indices are 1-based, 1 to 128 inclusive.
      :type recno: int
      :param begin: Index of first word to read from record, will be clamped > 0.
      :type begin: int
      :param end: Index of last word to read, wll be clamped < 129
      :type end: int
      :return: Contents of request sub-record
      :rtype: float numpy.ndarray
      """
      handle = ctypes.c_int(handle)
      recno = ctypes.c_int(recno)
      begin = ctypes.c_int(begin)
      end = ctypes.c_int(end)
      # dafgsr_c will retrieve no more than 128 words
      data = stypes.emptyDoubleVector(1 + min([128,end.value]) - max([begin.value,1]))
      found = ctypes.c_int()
      libspice.dafgsr_c(handle, recno, begin, end, data, ctypes.byref(found))
      return stypes.cVectorToPython(data), bool(found.value)